Service of Nissan Sunny from 1991 to 1997 release in n-14 body.
1. Maintenance instruction
2. Maintenance
3. Engines
3.1. 1,4 and 1,6 liters petrol engine
3.2. 2,0 liters petrol engine
3.2.1. Types of repair of the engine without dismantle from the car
3.2.2. Dismantle and capital repairs of the engine
3.2.2.1. Capital repairs of the engine
3.2.2.2. Dismantle of the power unit
3.2.2.3. The power unit from the manual transmission
3.2.2.4. The power unit with automatic transmission
3.2.2.5. Head of the block of cylinders
3.2.2.6. Head of cylinders and valves
3.2.2.7. The piston assembled with a rod
3.2.2.8. Crankshaft
3.2.2.9. Block of cylinders and crankshaft
3.2.2.10. Conrod and piston group
3.2.2.11. Radical and conrod bearings
3.2.2.12. Piston rings
3.2.2.13. Launch of the engine after capital repairs
3.3. Diesel engine
4. Cooling system
5. System of heating and ventilation
6. Fuel and exhaust system
7. System of launch of the engine
8. Coupling
9. Transmissions
10. Half shafts
11. Brakes
12. Suspension brackets and steering
13. Body
14. Electric equipment
 







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3.2.2.4. The power unit with automatic transmission

Dismantle


Prevention

The engine can be dismantled from the car as a part of the power unit (i.e. assembled with transmission), then transmission separates from the engine for capital repairs.


The power unit falls and gets from under the car. Freely to get the engine in such a way, the car needs to be lifted on height not less than 75 cm (from a floor to a front bumper) and to establish on supports.

PERFORMANCE ORDER
1. Execute the operations described in subitem 1-10 of subsection 3.2.2.3.
Injector engines with preliminary preparation of fuel mix
2. On injector engines with preliminary preparation of fuel mix remove the air filter.
3. Execute actions for a decompression of fuel system, disconnect a hose of supply of fuel and the return fuel hose from the camera of a butterfly valve (all openings muffle to exclude losses of fuel and hit of dirt).
4. Disconnect a cable of the drive of a butterfly valve.
5. Disconnect conducting sockets from the camera of a butterfly valve, the soaking-up collector and other details.
6. Disconnect the vacuum hose of the amplifier of brakes, a hose of cooling liquid, vacuum hoses of valves and hoses of ventilation of a case mounted on the soaking-up collector.
7. Remove a basic arm of the soaking-up collector.
8. Remove a reception pipe of the muffler.
Injector engines with direct injection of fuel
9. On injector engines with direct injection of fuel remove an air duct of the air filter.
10. Execute actions for a decompression of fuel system, disconnect a hose of supply of fuel and the return fuel hose from the camera of a butterfly valve (all openings muffle to exclude losses of fuel and hit of dirt).
11. Disconnect a cable of the drive of a butterfly valve.
12. Disconnect conducting sockets from the camera of a butterfly valve, the soaking-up collector and other details. Take conducting aside from a collector and a head of cylinders that it did not interfere with removal of the engine.
13. Disconnect the vacuum hose of the amplifier of brakes, a hose of cooling liquid, vacuum hoses of valves and hoses of ventilation of a case mounted on the soaking-up collector.
14. Remove a basic arm of the soaking-up collector.
15. Remove a reception pipe of the muffler.
16. Weaken collars and disconnect hoses of a heater and other hoses of the cooling system from the engine, previously having marked an initial arrangement of each hose.
17. On the cars equipped with the conditioner turn off bolts of fastening of the compressor and take the compressor aside. Tie up the compressor to a body so that its weight was not perceived by tubes and hoses of the highway of air conditioning system. Not to disconnect hoses from the conditioner.
18. Remove half shafts with cardan hinges (see subsection 10.2).
19. Disconnect from a cable of the lever of the selector of transfers from transmission.
20. Disconnect a cable of switching to a low gear from the camera of a butterfly valve.
21. Disconnect conducting sockets from transmission.
22. Disconnect hoses of a cooler of transmission liquid from transmission.
23. Disconnect a speedometer cable.
24. Bring таль the elevator and fix on arms of a head of cylinders, pull таль that it apprehended the weight of the power unit.
25. Weaken an inhaling and turn off a nut of a coupling bolt of a back support of the power unit, get a bolt from a support.
26. Turn off four bolts of fastening of the central longeron, remove a longeron, having got it from under the power unit. Remove the restrictive ring established between a back support of the power unit and an arm.
27. Turn off a nut and get a coupling bolt of the right support of the power unit, then turn off bolts of fastening of a support and get a support from a motor compartment. If landing of the rubber pillows established on both parties of an arm of a support from a body is weakened, then remove pillows.
28. Turn off and get a coupling bolt of the left support of the power unit. Then turn off three bolts of fastening of a support to a case of transmission and displace a support aside. Remove the pillows established on both parties of an arm of a support.
29. Be once again convinced that all details, wires and hoses which can interfere with dismantle of the power unit are disconnected or removed. Be convinced also that at dismantle of the unit other details of the car will not be damaged (for example half shafts).
30. If there is a low cart, then drive it under the engine that will facilitate extraction of the removed unit from under the car. Lower the power unit, watching to damaging or to hook on the details which are a row. It is expedient to carry out this operation with the assistant as it will be required to incline a little the unit that on to touch body panels. When lowering the engine be extremely careful.
31. Roll out the power unit from under the car.

Removal of transmission from the engine

PERFORMANCE ORDER
1. Fix the removed power unit wooden whetstones, having put it on a workbench or on the pure flat platform in a workshop.
2. Turn off bolts and remove a starter from a transmission case.
3. Turn off bolts and remove an assembly plate then access to bolts of fastening of the hydrotransformer will open from a flange of the oil pallet. Turn off the first available bolt, then turning the crankshaft a face key for a pulley, turn off serially other bolts of fastening of the hydrotransformer to a drive plate, in process of access to these bolts. In total bolts four.
4. Take the measures excluding falling of the hydrotransformer at removal of transmission for what fix the hydrotransformer by a piece of a metal strip, having tightened a strip a bolt to one of openings of fastening of a starter.
5. Make sure that the power unit is reliably fixed and turn off bolts of fastening of a case of transmission to the engine. Mark an arrangement of bolts (and on some cars and the corresponding arms) to establish at assembly on former places.
6. Carefully separate the check point from the engine. If the directing pins in a case of transmission or in the block of cylinders freely rock, then get them and you store subsequently to establish on the former place.

Installation

PERFORMANCE ORDER
1. If the check point acted from the engine, then execute the operations described below in subitem 2-7. If the check point did not act, then be guided by item 8 and further.
2. Before installation be convinced that the hydrotransformer is correctly installed on transmission. It can be checked, having measured distance from openings under bolts of fastening of the hydrotransformer to the demountable plane of a case of transmission which has to be not less than 15,9 mm.
3. Install pins on the engine or transmission (if were removed).
4. Carefully install transmission on the engine on the directing pins. Wrap bolts of fastening of a case of transmission, having convinced of correctness of installation of all arms, tighten bolts with the set moment.
5. Remove the strip holding the hydrotransformer from falling, which was established before removal. Combine hydrotransformer openings with openings in a drive plate and wrap fastening bolts.
6. Tighten hydrotransformer bolts with the set moment, install an assembly plate on the oil pallet and fix by bolts, having tightened them to the full.
7. Establish a starter and tighten bolts.
8. Place the power unit under the car and attach to engine arms таль the elevator.
9. Working with the assistant, lift the power unit in a motor compartment, watching to touching the details located nearby.
10. Establish rubber pillows on an arm of the left support of the power unit, having tracked that hairpins of pillows entered arm openings. Establish into place a support, wrap bolts of fastening of a support to transmission and tighten them with the set moment. Insert a coupling bolt and tighten a nut by hand.
11. Establish rubber pillows on the right arm of a suspension bracket from a body, having convinced that hairpins of pillows entered openings in an arm. Establish a support on an arm and tighten bolts with the set moment. Insert a coupling bolt and tighten a nut by hand.
12. Make sure that all rubber pillows are established on the places and establish a restrictive ring on a back support of the power unit. Establish the central longeron, combine it with a support of the engine and wrap bolts, previously having dressed on them washers. Tighten longeron bolts with the set moment.
13. Insert a coupling bolt of a back support and tighten a nut by hand.
14. Shake the power unit, having besieged into place, then tighten coupling bolts of forward, right and left support with the set moment.
15. Further installation of the power unit is carried out upside-down.
16. At installation be convinced that conducting is laid on former routes and is fixed by clips and brackets and that all sockets are attached.
17. Replace epiploons of half shafts and establish half shafts assembled with hinges at the check point (see subsection 9.1.3).
18. Attach all hoses of the cooling system and fix by collars.
19. Adjust a cable of the drive of a butterfly valve (see subsection 6.1.7).
20. Attach and adjust a cable of the lever of the selector of transfers and a cable of switching to a low gear (see subsection 9.2.4).
21. Establish and adjust a belt (belts) of the drive (see subsection 2.3.1.3).
22. Replace oil in the engine and check points, the recommended brands of oil, liquid and filling volumes (see subsection 1.12.7).
23. Fill in cooling liquid.
24. Upon termination of start the engine and check existence of leaks.


3.2.2.3. The power unit from the manual transmission

3.2.2.5. Head of the block of cylinders